Is there a 2d physics engine that can model fluids and gases?

Question

At this point the platform and programming language don't matter I would just like to know if something out there exists for this. Any help is appreciated.

Answer 1

Here is the most useful thing I was able to find - a box2d add-on prototype written in java: http://www.jbox2d.org/liquid/

A good discussion about the issue: http://box2d.org/forum/viewtopic.php?f=3&t=574&hilit=liquid&start=20